Overview

overview

10

Static

static

10

a7689cbb29...83.exe

windows10-2004-x64

10

a7689cbb29...83.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    03/07/2026, 15:04

Sharing

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General

  • Target
    a7689cbb2953fc0a55464f83a737b151e5454c605e5b0f5c6aa5bab5a7c8b983.exe
  • Size 45KB
  • Sample260703-sflvdabv91
  • SHA256 a7689cbb2953fc0a55464f83a737b151e5454c605e5b0f5c6aa5bab5a7c8b983
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • cuongsex.com:80

  • cuongsex.com:22

  • cuongsex.com:8080

  • cuongsex.com:8880

  • cuongsex.com:2052

  • cuongsex.com:2082

  • cuongsex.com:2086

  • cuongsex.com:2095

  • cuongsex.com:443

  • cuongsex.com:2053

  • cuongsex.com:2083

  • cuongsex.com:2087

  • cuongsex.com:2096

  • cuongsex.com:8443

  • www.cuongsex.com:80

  • www.cuongsex.com:22

  • www.cuongsex.com:8080

  • www.cuongsex.com:8880

  • www.cuongsex.com:2052

  • www.cuongsex.com:2082

Mutex

  • c91TKBopq9bD

Attributes
  • delay

    0

  • install

    true

  • install_file

    ayol5.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7689cbb2953fc0a55464f83a737b151e5454c605e5b0f5c6aa5bab5a7c8b983.exe
    "C:\Users\Admin\AppData\Local\Temp\a7689cbb2953fc0a55464f83a737b151e5454c605e5b0f5c6aa5bab5a7c8b983.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ayol5" /tr '"C:\Users\Admin\AppData\Roaming\ayol5.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3900
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "ayol5" /tr '"C:\Users\Admin\AppData\Roaming\ayol5.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:4188
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA85.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4716
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:1612
      • C:\Users\Admin\AppData\Roaming\ayol5.exe
        "C:\Users\Admin\AppData\Roaming\ayol5.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1248
  • C:\Users\Admin\AppData\Roaming\ayol5.exe
    "C:\Users\Admin\AppData\Roaming\ayol5.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:3684
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:1104
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:464
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
          PID:4776
        • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
          "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
          1⤵
            PID:828

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

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                Downloads

                prep_Activatable Class_Hermes_perf.cache
                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 599B
                • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                tmpA85.tmp.bat
                • Path C:\Users\Admin\AppData\Local\Temp\tmpA85.tmp.bat
                • Size 148B
                • SHA256 bdbb017dda239c232bd27cd9be0306a08864d99fdeae0e7794ee78b712bda0b7
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                ayol5.exe
                • Path C:\Users\Admin\AppData\Roaming\ayol5.exe
                • Size 45KB
                • SHA256 a7689cbb2953fc0a55464f83a737b151e5454c605e5b0f5c6aa5bab5a7c8b983
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                memory/828-35-0x000002E319C10000-0x000002E319D10000-memory.dmp
                Download

                memory/828-81-0x000002EB1DF70000-0x000002EB1DF90000-memory.dmp
                Download

                memory/828-67-0x000002EB20190000-0x000002EB201B0000-memory.dmp
                Download

                memory/828-48-0x000002EB30400000-0x000002EB30500000-memory.dmp
                Download

                memory/828-46-0x000002EB1DF30000-0x000002EB1DF50000-memory.dmp
                Download

                memory/2556-3-0x0000000004E10000-0x0000000004EAC000-memory.dmp
                Download

                memory/2556-8-0x0000000074600000-0x0000000074DBC000-memory.dmp
                Download

                memory/2556-2-0x0000000074600000-0x0000000074DBC000-memory.dmp
                Download

                memory/2556-0-0x0000000074612000-0x0000000074613000-memory.dmp
                Download

                memory/2556-1-0x00000000002C0000-0x00000000002D2000-memory.dmp
                Download

                memory/3684-12-0x0000000074490000-0x0000000074C4C000-memory.dmp
                Download

                memory/3684-14-0x0000000074490000-0x0000000074C4C000-memory.dmp
                Download